/* $NetBSD$ */

/*
 * Copyright (c) 1994-1996 Mark Brinicombe.
 * Copyright (c) 1994-1996 Brini.
 * All rights reserved.
 *
 * This code is derived from software written for Brini by Mark Brinicombe
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Brini.
 * 4. The name of the company nor the name of the author may be used to
 *    endorse or promote products derived from this software without specific
 *    prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * RiscBSD kernel project
 *
 * katelib.h
 *
 * header file
 *
 * Created      : 12/09/94
 * Last updated : 17/02/96
 *
 *    $Id$
 */

/* Assembly modules */

unsigned int EnterOS(void);
unsigned int ExitOS(void);

unsigned int SetCPSR(int bic, int eor);

void SVC32(void);
void SVC26(void);

int brk(void *addr);
void *sbrk(int incr);

void __allocinit(void);

#define WriteWord(a, b) \
*((volatile unsigned int *)(a)) = (b)

#define ReadWord(a) \
(*((volatile unsigned int *)(a)))

#define WriteByte(a, b) \
*((volatile unsigned char *)(a)) = (b)

#define ReadByte(a) \
(*((volatile unsigned char *)(a)))

#define DisableIRQ SetCPSR(I32_bit, I32_bit)
#define EnableIRQ SetCPSR(I32_bit, 0)

#ifndef NULL
#define NULL ((void *)0)
#endif

/* End of katelib.h */
